CN1115085A - 磁盘装置的控制单元 - Google Patents
磁盘装置的控制单元 Download PDFInfo
- Publication number
- CN1115085A CN1115085A CN95103626.2A CN95103626A CN1115085A CN 1115085 A CN1115085 A CN 1115085A CN 95103626 A CN95103626 A CN 95103626A CN 1115085 A CN1115085 A CN 1115085A
- Authority
- CN
- China
- Prior art keywords
- microprocessor
- control
- disk
- mentioned
- data
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B5/596—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on disks
- G11B5/59605—Circuits
- G11B5/59616—Synchronisation; Clocking
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/08—Track changing or selecting during transducing operation
- G11B21/081—Access to indexed tracks or parts of continuous track
- G11B21/083—Access to indexed tracks or parts of continuous track on discs
Landscapes
- Signal Processing For Digital Recording And Reproducing (AREA)
- Moving Of The Head To Find And Align With The Track (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP057436/94 | 1994-03-28 | ||
JP6057436A JPH07272398A (ja) | 1994-03-28 | 1994-03-28 | ディスク装置の制御装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN1115085A true CN1115085A (zh) | 1996-01-17 |
Family
ID=13055610
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN95103626.2A Pending CN1115085A (zh) | 1994-03-28 | 1995-03-28 | 磁盘装置的控制单元 |
Country Status (6)
Country | Link |
---|---|
US (1) | US5606468A (de) |
EP (1) | EP0675491B1 (de) |
JP (1) | JPH07272398A (de) |
CN (1) | CN1115085A (de) |
DE (1) | DE69518779T2 (de) |
PH (1) | PH31529A (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5838603A (en) * | 1994-10-11 | 1998-11-17 | Matsushita Electric Industrial Co., Ltd. | Semiconductor device and method for fabricating the same, memory core chip and memory peripheral circuit chip |
US5796535A (en) * | 1995-05-12 | 1998-08-18 | Cirrus Logic, Inc. | Sampled amplitude read channel employing a user data frequency synthesizer and a servo data frequency synthesizer |
US6078444A (en) * | 1995-05-12 | 2000-06-20 | Cirrus Logic, Inc. | Read channel auxiliary high precision data conversion |
US6021015A (en) * | 1996-06-03 | 2000-02-01 | Texas Instruments Incorporated | Method and circuit for driving hard disk drive spindle and actuator motors |
US6519715B1 (en) * | 1998-05-22 | 2003-02-11 | Hitachi, Ltd. | Signal processing apparatus and a data recording and reproducing apparatus including local memory processor |
EP1143437A1 (de) * | 2000-03-31 | 2001-10-10 | STMicroelectronics S.r.l. | Festplattensteuergerät mit Steuerschaltern für Kopfstellglied, Spindelmotor und piezoelektrische Kopfmikropositionierungsanordnungen der auf dem selben Substrat integriert sind |
IT1320529B1 (it) * | 2000-07-07 | 2003-12-10 | St Microelectronics Srl | Circuito di pilotaggio di attuatori piezoelettrici, in particolare per un trasduttore di lettura/scrittura di dischi rigidi. |
JP2002074867A (ja) | 2000-09-05 | 2002-03-15 | Alps Electric Co Ltd | フロッピディスクドライブ装置用制御集積回路 |
US7023766B2 (en) * | 2001-01-25 | 2006-04-04 | Dphi Acquisitions, Inc. | Flexible servicing of servo algorithms using a digital signal processor |
US7522480B2 (en) | 2001-01-25 | 2009-04-21 | Dphi Acquisitions, Inc. | Digital tracking servo system with multi-track seek with an acceleration clamp |
JP3747806B2 (ja) * | 2001-06-11 | 2006-02-22 | ソニー株式会社 | データ処理装置及びデータ処理方法 |
JP4170044B2 (ja) * | 2002-08-16 | 2008-10-22 | 富士通株式会社 | ディスク記憶装置 |
US7586822B2 (en) * | 2003-07-18 | 2009-09-08 | Mediatek Inc. | Optical drive controller providing calibrated laser diode driver |
JP2005235324A (ja) * | 2004-02-20 | 2005-09-02 | Hitachi Global Storage Technologies Netherlands Bv | データ記憶装置及びその制御方法 |
FR2902213B1 (fr) * | 2006-06-08 | 2008-10-17 | Thomson Licensing Sas | Carte electronique dotee de fonctions securitaires |
CN103607150B (zh) * | 2013-09-30 | 2016-04-13 | 哈尔滨工业大学 | 双绕组音圈电机推力补偿系统 |
CN103595330B (zh) * | 2013-09-30 | 2015-08-12 | 哈尔滨工业大学 | 双绕组音圈电机推力补偿系统 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5109307A (en) * | 1982-05-10 | 1992-04-28 | Digital Equipment Corporation | Continuous-plus-embedded servo data position control system for magnetic disk device |
JPS59217272A (ja) * | 1983-05-23 | 1984-12-07 | Toshiba Corp | 磁気ヘツド制御装置 |
US4591933A (en) * | 1983-11-28 | 1986-05-27 | Computer Memories, Incorporated | Disk drive head positioner with optimized seek operation |
US4627039A (en) * | 1983-12-23 | 1986-12-02 | Magnetic Peripherals Inc. | Head positioning servo system for optical recording with coarse and fine control |
US4819153A (en) * | 1985-06-05 | 1989-04-04 | Plus Development Corporation | Microprocessor controlled rigid disk file subsystem |
JPS6341970A (ja) * | 1986-08-07 | 1988-02-23 | Sanyo Electric Co Ltd | マイクロコンピユ−タシステム |
US4799112A (en) * | 1987-02-19 | 1989-01-17 | Magnetic Peripherals Inc. | Method and apparatus for recording data |
JPS63205756A (ja) * | 1987-02-23 | 1988-08-25 | Hitachi Ltd | マイクロコンピユ−タのマルチチツプモジユ−ル |
US4979056A (en) * | 1987-06-02 | 1990-12-18 | Conner Peripherals, Inc. | Disk drive system controller architecture |
US4864437A (en) * | 1988-03-07 | 1989-09-05 | Syquest Technology | Head loading velocity control |
US4920462A (en) * | 1988-03-07 | 1990-04-24 | Syquest Technology | Disc drive fine servo velocity control and method for head positioning relative to a disc |
US4899234A (en) * | 1988-04-04 | 1990-02-06 | Magnetic Peripherals Inc. | Adaptive velocity profile for disk actuator control |
JP2504119B2 (ja) * | 1988-05-12 | 1996-06-05 | 日本電気株式会社 | 記録媒体の信号処理装置 |
JPH0341684A (ja) * | 1989-07-07 | 1991-02-22 | Matsushita Electric Ind Co Ltd | 光ディスク装置 |
US5087996A (en) * | 1989-12-22 | 1992-02-11 | Tronix Peripherals, Inc. | Disk drive method and apparatus |
JP2512823B2 (ja) * | 1990-05-10 | 1996-07-03 | 株式会社大林組 | 断熱試験方法 |
US5261058A (en) * | 1990-11-09 | 1993-11-09 | Conner Peripherals, Inc. | Multiple microcontroller hard disk drive control architecture |
JPH05210925A (ja) * | 1992-01-30 | 1993-08-20 | Hitachi Ltd | 磁気ディスク装置のヘッド位置決め制御方式 |
EP0600497A3 (en) * | 1992-12-04 | 1995-08-16 | Nec Corp | Disk drive controlling microcomputer. |
JP3106750B2 (ja) * | 1992-12-11 | 2000-11-06 | 松下電器産業株式会社 | ディスク再生装置 |
-
1994
- 1994-03-28 JP JP6057436A patent/JPH07272398A/ja active Pending
-
1995
- 1995-03-21 US US08/407,823 patent/US5606468A/en not_active Expired - Fee Related
- 1995-03-23 DE DE69518779T patent/DE69518779T2/de not_active Expired - Fee Related
- 1995-03-23 EP EP95104309A patent/EP0675491B1/de not_active Expired - Lifetime
- 1995-03-28 CN CN95103626.2A patent/CN1115085A/zh active Pending
- 1995-03-28 PH PH50210A patent/PH31529A/en unknown
Also Published As
Publication number | Publication date |
---|---|
EP0675491B1 (de) | 2000-09-13 |
DE69518779D1 (de) | 2000-10-19 |
PH31529A (en) | 1998-11-03 |
JPH07272398A (ja) | 1995-10-20 |
EP0675491A3 (de) | 1995-10-25 |
US5606468A (en) | 1997-02-25 |
EP0675491A2 (de) | 1995-10-04 |
DE69518779T2 (de) | 2001-02-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1115085A (zh) | 磁盘装置的控制单元 | |
US5603002A (en) | Hard disk drive having buffer memory employing directory based cache controller with data replacement scheme | |
CA2165964C (en) | System architecture for hdd | |
EP0631277A2 (de) | Datensektorformat ohne Identitätskode und Daten-Steuereinheit für Plattenantrieb | |
CN1165045C (zh) | 旋转优化寻道的启动 | |
EP0990980A2 (de) | Festplattenantriebsteuerungsarchitektur mit mehreren Mikrokontrollern | |
US5317713A (en) | Micro-winchester disk drive having on-board segmented cache memory | |
EP0512860A2 (de) | Wiedergabegerät für doppelseitige optische Platten | |
JP2858528B2 (ja) | データ記録装置 | |
US7333284B2 (en) | Data access control apparatus, data access control method, controller, and computer program | |
US4494157A (en) | Information readout apparatus | |
CN1519847A (zh) | 将头定位在盘的目标位置上的设备和方法 | |
CN1131996A (zh) | 具有三个磁盘的iii型pcmcia硬盘驱动器 | |
US6040952A (en) | System and method for formatting disc surfaces | |
US6122122A (en) | Read/write apparatus provided with head and sector address recognition means and an address recognition method for the same apparatus | |
US4754344A (en) | Method and apparatus for formatting magnetic disks with use of host equipment programmed for smaller capacity magnetic disks | |
US5164867A (en) | Magnetic disk storage and a method for accessing a track in a magnetic disk storage | |
JPH06161668A (ja) | データ処理システム・データ記憶サブシステムにおけるデータ・アクセス効率向上の方法とシステム | |
JPH07320410A (ja) | 光ディスク記録方法及び装置 | |
CN1428782A (zh) | 采用扩展命令对磁盘驱动器进行访问控制的方法和设备 | |
CN1440025A (zh) | 光盘装置 | |
CN1172296C (zh) | 光盘装置和它的控制方法 | |
KR100282940B1 (ko) | 씨디롬 배속별 최적의 알피엠설정방법 | |
JP2605588B2 (ja) | 高速アクセス機構付きcd−rom装置 | |
CN2590128Y (zh) | 微型磁盘驱动器的次级伺服系统 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C01 | Deemed withdrawal of patent application (patent law 1993) | ||
WD01 | Invention patent application deemed withdrawn after publication |